Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 14:44

General

  • Target

    2024-09-21_aa290f7c9cae41cadfc05df5ca35506f_lockbit.exe

  • Size

    123KB

  • MD5

    aa290f7c9cae41cadfc05df5ca35506f

  • SHA1

    e6dc1baf0480869a343a48633703b7c44f138284

  • SHA256

    143990ec8f13c893632ac5b7c8397f3b58264462ce9a4f204ee056484892cd20

  • SHA512

    2b4e6ed359cb451b5f80c81e1fc0d72711dc058f48bc3f1c2462e93c4353ced934eb0a7a23b37c2a1e3ff90cf727acbe5952cb51ac6a59c779a5fb01b8b40014

  • SSDEEP

    1536:4f/zuJmTn2lvpSzyOvBWg8g3xeevKE2j5uQk:gzHTn2lvpfg8g3xeevKE2j5uJ

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • NTFS ADS 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-21_aa290f7c9cae41cadfc05df5ca35506f_lockbit.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-21_aa290f7c9cae41cadfc05df5ca35506f_lockbit.exe"
    1⤵
    • Impair Defenses: Safe Mode Boot
    • Subvert Trust Controls: Mark-of-the-Web Bypass
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /d /c ping -n 2 127.0.0.1 > NUL & fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-09-21_aa290f7c9cae41cadfc05df5ca35506f_lockbit.exe" & del "C:\Users\Admin\AppData\Local\Temp\2024-09-21_aa290f7c9cae41cadfc05df5ca35506f_lockbit.exe" > NUL & exit
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2768
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2976
      • C:\Windows\SysWOW64\fsutil.exe
        fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-09-21_aa290f7c9cae41cadfc05df5ca35506f_lockbit.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1056
  • C:\ProgramData\Microsoft\v2.0_2.0.0.0__20f9df944355bbe3\netsh.exe
    C:\ProgramData\Microsoft\v2.0_2.0.0.0__20f9df944355bbe3\netsh.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\v2.0_2.0.0.0__20f9df944355bbe3\netsh.exe

    Filesize

    123KB

    MD5

    aa290f7c9cae41cadfc05df5ca35506f

    SHA1

    e6dc1baf0480869a343a48633703b7c44f138284

    SHA256

    143990ec8f13c893632ac5b7c8397f3b58264462ce9a4f204ee056484892cd20

    SHA512

    2b4e6ed359cb451b5f80c81e1fc0d72711dc058f48bc3f1c2462e93c4353ced934eb0a7a23b37c2a1e3ff90cf727acbe5952cb51ac6a59c779a5fb01b8b40014